These plants spent the first 4-5 days of their lives under 2 150watt HPS lamps...then I switched over to CFL yesterday. I noticed the ends of the leaves on 2 of my 5 plants looked a little darker...almost a deep deep purple. Is this some sort of stress from the light change? The water being used has a 5.6-6 ph and the rockwool was presoaked to the correct ph as well.
how far away from newborn plants should I be keeping the lights?
*6 26watt CFL with a total of 9660 lumen.
and the other
how far away from newborn plants should I be keeping the lights?
*6 26watt CFL with a total of 9660 lumen.
and the other